210898323

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{23887}}^1$

素因数の和:24008

約数の個数: 20

約数和(自身を含む): 317949280

約数和(自身を除く): 107050957

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 8829, 23887, 71661, 214983, 644949, 1934847, 2603683, 7811049, 23433147, 70299441, 210898323]

約数ペア:

[(1, 210898323), (3, 70299441), (9, 23433147), (27, 7811049), (81, 2603683), (109, 1934847), (327, 644949), (981, 214983), (2943, 71661), (8829, 23887)]